Identify and describe the shapes of teeth A, B, and C. Name parts I and II of tooth A. State the functions of A, B, and C concerning diet. Mention two tooth diseases.

Here are the answers to your questions:

a) Identify A, B, and C and describe the shape.

• A: Molar. It has a broad, flat chewing surface with multiple cusps and multiple roots.
• B: Canine. It has a single pointed cusp and a single root.
• C: Incisor. It has a chisel-shaped crown with a sharp biting edge and a single root.

b) Name the parts labeled I and II in A.

• I: Crown
• II: Root

c) State the functions of A, B, and C in relation to diet or food.

• A (Molar): Used for grinding and crushing food.
• B (Canine): Used for tearing food.
• C (Incisor): Used for biting and cutting food.

d) Mention two diseases that affect the tooth.

• 1. Dental caries (tooth decay)
• 2. Periodontal disease (gum disease)